BALA SHANMUKHA SOWMYA JAVVADHI; D.V. MANJULA. Preprocessing and Augmentation Techniques to Improve Hand Gesture Recognition Accuracy. Journal of Image Processing and Artificial Intelligence, [S. l.], v. 11, n. 3, p. 9–21, 2025. Disponível em: https://matjournals.net/engineering/index.php/JOIPAI/article/view/2516. Acesso em: 4 may. 2026.